(1)(2)B(3)D (4)D (5)B 6)b(7) (8)B (9)D(10)D (11)(12)B(13)B(14)C(15)A

1 Pannell, C. W.(1990), China's Urban Geography, Progress in Human Geography 14(2),214-236 2周一星(1991),中国的城市地理学:评价和展望,《人文地理》,6(2),54—58

1、伽利略变换的困难 （1)电磁场方程组不服从伽利略变换 （2)光速c （3)高速运动的粒子 2、迈克耳孙-莫雷实验 测量以太风零结果

SOLUTIONS TO TEXT PROBLEMS 7.1 (c)Carbon-2 is a stereogenic center in 1-bromo-2-methylbutane, as it has four different substituents: H, CH, CH,CH2, and BrCH2. H BrCH2-C-CH2CH, CH3 (d) There are no stereogenic centers in2-romo-2- me. Br CH:-C-CH,CH3 CH, 7.(b) Carbon-2 is a stereogenic center in 1, 1, 2-trimethylcyclobutane

Chapter 7 Arrays 1 an index, or subscript, added. 2 One-dimensional Arrays 3 Two-dimensional Arrays 4 Character Arrays

Chapter 5 Control Flow 1 Overview of Statements 2 Selected Construction if switch 3 Loops goto and if

Chapter 3 Data types, Operators, and Expressions 1 Preparations 2 Data types 3 Constants and Variables 4 Type Conversions 5 Operators, and Expressions

第一章 1、管理的首要责任是() A管理一个组织 B.管理管理者 C.管理工作和工人 D制定计划 答案:A

1.在标准状态下,任何理想气体在1m3中 含有的分子数都等于 (A)6.02×1023 (B)8.02×1021 (C)2.69×1025 (D)2.69×1023

一、如何理解运算符的重载? 1运算符本身是一种函数。加法是一种运算如:c=a+b赋值也是一种运算函数形式: